DESCRIPTIVE TECHNIQUES 127 



Francis Bacon, Novum Organum, Works (London: Routledge, 



1905). 

 M. T. McClure, Logic of Reflection (New York: Holt, 1925), 



Chap. V. 

 J. S. Mill, System of Logic (London: Longmans, Green, 7th ed., 



1868), Book III, Chap. VII; Book IV, Chaps. I, VII, VIII. 

 W. S. Jevons, Principles of Science (London: Macmillan, 1907), 



Chaps. XVIII, XIX. 

 H. Levy, Universe of Science (New York: Century, 1933), Chap. II. 

 A. Wolf, Essentials of Scientific Method (New York: Macmillan, 



1925), Chap. III. 



